Which has grown faster, DUOL or GTLB?

Over the past five years, GTLB grew revenue faster — DUOL at a 40.70% CAGR versus GTLB at 42.25%.

Is DUOL or GTLB more profitable?

DUOL runs the higher net margin — DUOL at 35.87% versus GTLB at -2.49%.

Duolingo, Inc. (DUOL) vs GitLab Inc. (GTLB)

A side-by-side comparison of Duolingo, Inc. and GitLab Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 13, 2026. Differences are shown without an overall score or investment verdict.

DUOL

Duolingo, Inc.

$6.27B

$134.63TechnologyDelayed quote: Aug 12, 2026, 4:00 PM EDT

GTLB

GitLab Inc.

$6.89B

$40.81TechnologyDelayed quote: Aug 12, 2026, 4:00 PM EDT

Total return — DUOL vs GTLB

growth of $100 · dividends reinvested · last 5y

DUOL -25.2% (-5.6%/yr)GTLB -60.7% (-17.0%/yr)DUOL compounded faster over this window

DUOL GTLB

DUOL vs GTLB: by the numbers

•GTLB is the larger company ($6.89B vs $6.27B market cap).
•DUOL is profitable (35.87% net margin) while GTLB runs a net loss (-2.49%).
•GTLB grew revenue faster over the past five years (42.25% vs 40.70% CAGR).

Metrics side by side

Valuation

Metric	DUOL	GTLB
P/E ratio	16.14	N/A
Forward P/E	47.67	45.75
P/S ratio	5.88	6.90
P/B ratio	4.78	7.04
EV / EBITDA	31.67	N/A
FCF yield	8.29%	3.80%

Profitability

Metric	DUOL	GTLB
Gross margin	72.34%	86.74%
Operating margin	14.18%	-5.14%
Net margin	35.87%	-2.49%
ROE	29.14%	-2.54%
ROIC	9.80%	-6.58%

Growth (annualized)

Metric	DUOL	GTLB
Revenue CAGR (5Y)	40.70%	42.25%
FCF CAGR (5Y)	91.58%	N/A
Total return CAGR (5Y)	0.12%	N/A

Frequently asked

Which has grown faster, DUOL or GTLB?: Over the past five years, GTLB grew revenue faster — DUOL at a 40.70% CAGR versus GTLB at 42.25%.
Is DUOL or GTLB more profitable?: DUOL runs the higher net margin — DUOL at 35.87% versus GTLB at -2.49%.

Go deeper

Full DUOL analysis Full GTLB analysis Interactive comparison tool

Dig into the metrics

Duolingo P/E ratio Duolingo ROE GitLab ROE Duolingo operating margin GitLab operating margin Duolingo revenue growth GitLab revenue growth Duolingo free cash flow GitLab free cash flow

Duolingo & GitLab appear in these rankings

Fastest Revenue Growth Stocks Highest ROE Stocks Highest FCF Yield Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified August 13, 2026.